SYMPTOM
After a new install of Strategy Web 9.2.1 on a 64-bit Windows machine, or when switching from a 32-bit to a 64-bit Windows server machine, users see the following error on attempting to browser to Strategy Web pages:

Server error in '\Strategy' Application.
Retrieving the COM class factory for component with CLSID {C8283F8E-82A4-11D5-BE78-00C94F5FB7CB} failed due to the following error: 80040154regsvr32 MBBRIBAS_64.DLL